9 Setting the parameters
For more information, see
Checks after a disconnection of the mains supply, page 51
9.1
Activate / Deactivate the Holiday mode
For extended periods away, switch the thermodynamic water heater to
Holiday mode.
The Holiday mode should be used rather than shutting down the
thermodynamic water heater to ensure the following functions operate:
Frost protection,
Saving control panel parameters.
1. Press the key on the control panel.
The indicator light goes out: Holiday mode is activated.
2. Press the key on the control panel.
The indicator light comes on: Holiday mode is deactivated.
9.2
Selecting the operating mode
1. Access the list of available operating modes by simultaneously
pressing the and keys.
2. Select the desired mode by pressing the or key.
Digit
Operating
mode
Description
Adjustment required
Automatic
mode
Domestic hot water is heated according to the cli
mate conditions:
by the heat pump, and/or
by the immersion heater.
/
Hybrid mode Domestic hot water is:
first pre-heated using the heat pump,
then heated by the instant boiler.
THmin setting: heat pump minimum operating tem
perature.
Optimisation
Mode
Domestic hot water is heated for pre-determined
periods:
by the timer programming,
by the off-peak rate signal.
Domestic hot water is heated by the heat pump
and by the immersion heater to reach the set point
temperature before the end of the off-peak rate.
H1 setting: duration (in hours) of the longest off-
peak time range.
Consumption
mode
Read the different consumption values
Cooling
mode
The refrigerant can be recovered.
Immersion
heater power
3. Confirm the selection by pressing the key.
Fig.48
MW
-2
0
0
0
6
5
4
-1
Electrical
Heating
Enter
Timer /
Clock
Opt Mode
Hybrid Mode
9 Setting the parameters
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